Development Class C#

using System;
using System.Security.Principal;
using System.Text;
static class ConvertUtility
{
    public static string ConvertGuidToGuidBinaryString(Guid guid)
    {
        byte[] guidBytes = guid.ToByteArray();
        StringBuilder guidBinary = new StringBuilder();
        foreach (byte guidByte in guidBytes)
        {
            guidBinary.AppendFormat(@"\{0}", guidByte.ToString("x2"));
        }
        return guidBinary.ToString();
    }
}